@Kharisma-Arifianti

Kharisma Arifianti

2 Questions 1 Answers 0 Followers

Questions related from Kharisma Arifianti

I have a sample, and i want to examine the total flavonoid. But the color of the sample turn to white cloudy. Is there something wrong with that?

I use quercentin as a standard and reacting the sample with NaOH, AlCl3 and NaNO2

17 April 2018 8,495 5 View

If i have an extract in aquades, and i want to determine antioxidant activity using DPPH in etanol, should i remove the solvent (aquades)?

I saw some journal about antioxidant activity with extract in aquades, but i'm still confused about that.

17 March 2018 433 4 View

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